create datatable on the fly

// here is procedure for creating table on the fly

   
        private DataTable CreateTable()
        {
            DataTable table = new DataTable("Report");
            Type str = System.Type.GetType("System.String");
            table.Columns.Add("chk1", System.Type.GetType("System.Boolean"));
            table.Columns.Add("From", str);
            table.Columns.Add("To",str);
            table.Columns.Add("Hours", 0.0.GetType());
            table.Columns.Add("Desc", str);
            return table;
        } 

// below is procedure for filling table with data
        private void ProcessReport()
        {
            xreport = XDocument.Load(ReportFile.Text);
            var header = (from head in xreport.Elements("Journal").Elements("Header")
                         select head).First();

            Rate.Text= header.Attribute("Rate").Value;

            var entries = from entri in xreport.Elements("Journal").Elements("Entry")
                          select entri;
            DataTable dataTable = CreateTable();
            foreach (var element in entries)
            {
                DataRow dr = dataTable.NewRow();
                dr["From"] = element.Attribute("StartTimeStamp").Value;
                dr["To"] = element.Attribute("EndTimeStamp").Value;
                dataTable.Rows.Add(dr);
            }
            Grid.DataSource = dataTable;
        }
      

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